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C/C++/C# - Ngôn ngữ lập trình cục mạnh, cho các phần mềm trên máy
[VC] Bảo vệ chương trình không bị Entask bởi Entask manage.
[VC] Bảo vệ chương trình không bị Entask bởi Entask manage.
PHP Code:
// SecurityObj.cpp : Defines the entry point for the application.
//
#include "stdafx.h"
#include <windows.h>
#include <stdio.h>
#include <aclapi.h>
BOOL CreateProtectedProcess(
LPCTSTR lpApplicationName, // name of executable module
LPTSTR lpCommandLine, // command line string
DWORD dwCreationFlags // creation flags
);
int APIENTRY WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow)
{
CreateProtectedProcess("c:\winnt\system32\calc.exe", NULL, 0 );
return 0;
}
BOOL CreateProtectedProcess(
LPCTSTR lpApplicationName, // name of executable module
LPTSTR lpCommandLine, // command line string
DWORD dwCreationFlags // creation flags
)
{
DWORD dwRes;
PSID pEveryoneSID = NULL, pAdminSID = NULL;
PACL pACL = NULL;
PSECURITY_DESCRIPTOR pSD = NULL;
EXPLICIT_ACCESS ea[2];
SID_IDENTIFIER_AUTHORITY SIDAuthWorld = SECURITY_WORLD_SID_AUTHORITY;
SID_IDENTIFIER_AUTHORITY SIDAuthNT = SECURITY_NT_AUTHORITY;
SECURITY_ATTRIBUTES sa;
// Create a well-known SID for the Everyone group.
if(! AllocateAndInitializeSid( &SIDAuthWorld, 1,
SECURITY_WORLD_RID,
0, 0, 0, 0, 0, 0, 0,
&pEveryoneSID) )
{
return FALSE;
}
// Initialize an EXPLICIT_ACCESS structure for an ACE.
// The ACE will allow Everyone read access to the object.
ZeroMemory(&ea, 2 * sizeof(EXPLICIT_ACCESS));
ea[0].grfAccessPermissions = GENERIC_READ;
ea[0].grfAccessMode = DENY_ACCESS;
ea[0].grfInheritance= NO_INHERITANCE;
ea[0].Trustee.TrusteeForm = TRUSTEE_IS_SID;
ea[0].Trustee.TrusteeType = TRUSTEE_IS_WELL_KNOWN_GROUP;
ea[0].Trustee.ptstrName = (LPTSTR) pEveryoneSID;
// Create a SID for the BUILTIN\Administrators group.
if(! AllocateAndInitializeSid( &SIDAuthNT, 2,
SECURITY_BUILTIN_DOMAIN_RID,
DOMAIN_ALIAS_RID_ADMINS,
0, 0, 0, 0, 0, 0,
&pAdminSID) )
{
goto Cleanup;
}
// Initialize an EXPLICIT_ACCESS structure for an ACE.
// The ACE will allow the Administrators group full access to the key.
ea[1].grfAccessPermissions = GENERIC_READ;
ea[1].grfAccessMode = DENY_ACCESS;
ea[1].grfInheritance= NO_INHERITANCE;
ea[1].Trustee.TrusteeForm = TRUSTEE_IS_SID;
ea[1].Trustee.TrusteeType = TRUSTEE_IS_GROUP;
ea[1].Trustee.ptstrName = (LPTSTR) pAdminSID;
// Create a new ACL that contains the new ACEs.
dwRes = SetEntriesInAcl(2, ea, NULL, &pACL);
if (ERROR_SUCCESS != dwRes)
{
goto Cleanup;
}
// Initialize a security descriptor.
pSD = (PSECURITY_DESCRIPTOR) LocalAlloc(LPTR,
SECURITY_DESCRIPTOR_MIN_LENGTH);
if (pSD == NULL)
{
goto Cleanup;
}
if (!InitializeSecurityDescriptor(pSD, SECURITY_DESCRIPTOR_REVISION))
{
goto Cleanup;
}
// Add the ACL to the security descriptor.
if (!SetSecurityDescriptorDacl(pSD, TRUE, // fDaclPresent flag
pACL, FALSE)) // not a default DACL
{
goto Cleanup;
}
// Initialize a security attributes structure.
sa.nLength = sizeof (SECURITY_ATTRIBUTES);
sa.lpSecurityDescriptor = pSD;
sa.bInheritHandle = FALSE;
// Use the security attributes to set the security descriptor
// when you create a key.
PROCESS_INFORMATION pi;
STARTUPINFO si;
memset(π,0,sizeof(pi));
memset(&si,0,sizeof(si));
si.cb = sizeof(si);
si.wShowWindow = SW_SHOW;
CreateProcess(lpApplicationName,lpCommandLine, &sa, &sa,dwCreationFlags,0,0,0,&si,π);
// clean up data
Cleanup:
if (pEveryoneSID) FreeSid(pEveryoneSID);
if (pAdminSID) FreeSid(pAdminSID);
if (pACL) LocalFree(pACL);
if (pSD) LocalFree(pSD);
return TRUE;
}
PHP Code:
void GetDebugPriv( void )
{
HANDLE hToken;
LUID sedebugnameValue;
TOKEN_PRIVILEGES tkp;
if ( ! OpenProcessToken( GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken ) )
return;
if ( !LookupPrivilegeValue( NULL, SE_DEBUG_NAME, &sedebugnameValue ) )
{
CloseHandle( hToken );
return;
}
tkp.PrivilegeCount = 1;
tkp.Privileges[0].Luid = sedebugnameValue;
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
AdjustTokenPrivileges( hToken, FALSE, &tkp, sizeof tkp, NULL, NULL );
CloseHandle( hToken );
}
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